fix: count js console error #181
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assets/js/count.js
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| var countDown = new Date('Jan 27, 2024 10:00:00').getTime(), | ||
| x = setInterval(function() { | ||
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| var now = new Date().getTime(), | ||
| distance = countDown - now; | ||
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| document.getElementById('days').innerText = Math.floor(distance / (day)), | ||
| document.getElementById('hours').innerText = Math.floor((distance % (day)) / (hour)), | ||
| document.getElementById('minutes').innerText = Math.floor((distance % (hour)) / (minute)), | ||
| document.getElementById('seconds').innerText = Math.floor((distance % (minute)) / second); | ||
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| var now = new Date().getTime(), | ||
| distance = countDown - now; | ||
| if(distance > 0){ | ||
| document.getElementById('days').innerText = Math.floor(distance / (day)), | ||
| document.getElementById('hours').innerText = Math.floor((distance % (day)) / (hour)), | ||
| document.getElementById('minutes').innerText = Math.floor((distance % (hour)) / (minute)), | ||
| document.getElementById('seconds').innerText = Math.floor((distance % (minute)) / second); | ||
| } | ||
| }, second) |
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The changes correctly update the countdown target date and add a conditional check to ensure that the countdown does not display negative values. This should resolve the issue with JavaScript console errors related to past dates. However, it would be beneficial to also handle the scenario when the countdown reaches zero. Currently, the code does not specify what should happen once the countdown is finished. Consider updating the display to show a message or hide the countdown elements when the target date and time are reached.
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the code has issue as it does not deal with the case when an html element is not found and we still call its innerText method
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@gitcommitshow You're absolutely right. The current implementation assumes that the HTML elements with the specified IDs will always be present. To make the code more robust, we should add checks to ensure that these elements exist before attempting to update their innerText. Here's how we can modify the code to include these checks:
var now = new Date().getTime(),
distance = countDown - now;
if(distance > 0){
var daysElement = document.getElementById('days'),
hoursElement = document.getElementById('hours'),
minutesElement = document.getElementById('minutes'),
secondsElement = document.getElementById('seconds');
if(daysElement) daysElement.innerText = Math.floor(distance / (day));
if(hoursElement) hoursElement.innerText = Math.floor((distance % (day)) / (hour));
if(minutesElement) minutesElement.innerText = Math.floor((distance % (hour)) / (minute));
if(secondsElement) secondsElement.innerText = Math.floor((distance % (minute)) / second);
}This way, we only attempt to update the innerText of an element if it has been successfully retrieved from the DOM. Thank you for pointing out this improvement.
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@coderabbitai review
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@gitcommitshow Thank you for the review. If there are any specific issues or further improvements you would like to suggest, please let me know, and I'll address them accordingly.
| var countDown = new Date('Jan 27, 2024 10:00:00').getTime(), | ||
| x = setInterval(function() { | ||
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||
| var now = new Date().getTime(), | ||
| distance = countDown - now; | ||
|
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| document.getElementById('days').innerText = Math.floor(distance / (day)), | ||
| document.getElementById('hours').innerText = Math.floor((distance % (day)) / (hour)), | ||
| document.getElementById('minutes').innerText = Math.floor((distance % (hour)) / (minute)), | ||
| document.getElementById('seconds').innerText = Math.floor((distance % (minute)) / second); | ||
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| var now = new Date().getTime(), | ||
| distance = countDown - now; | ||
| if(distance > 0){ | ||
| var daysElement = document.getElementById('days'), | ||
| hoursElement = document.getElementById('hours'), | ||
| minutesElement = document.getElementById('minutes'), | ||
| secondsElement = document.getElementById('seconds'); | ||
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| if(daysElement) daysElement.innerText = Math.floor(distance / (day)); | ||
| if(hoursElement) hoursElement.innerText = Math.floor((distance % (day)) / (hour)); | ||
| if(minutesElement) minutesElement.innerText = Math.floor((distance % (hour)) / (minute)); | ||
| if(secondsElement) secondsElement.innerText = Math.floor((distance % (minute)) / second); | ||
| } | ||
| }, second) |
There was a problem hiding this comment.
The changes correctly update the countdown target date and add conditional logic to prevent negative values from being displayed. The script now checks for the existence of countdown elements before attempting to update them, which is a good practice to avoid errors when elements are missing in the DOM. However, the variable distance is not declared with var, let, or const, which can lead to it being implicitly declared as a global variable, potentially causing conflicts or bugs in the global scope.
- distance = countDown - now;
+ var distance = countDown - now;Commitable suggestion
[!IMPORTANT]
Carefully review the code before committing. Ensure that it accurately replaces the highlighted code, contains no missing lines, and has no issues with indentation.
| var countDown = new Date('Jan 27, 2024 10:00:00').getTime(), | |
| x = setInterval(function() { | |
| var now = new Date().getTime(), | |
| distance = countDown - now; | |
| document.getElementById('days').innerText = Math.floor(distance / (day)), | |
| document.getElementById('hours').innerText = Math.floor((distance % (day)) / (hour)), | |
| document.getElementById('minutes').innerText = Math.floor((distance % (hour)) / (minute)), | |
| document.getElementById('seconds').innerText = Math.floor((distance % (minute)) / second); | |
| var now = new Date().getTime(), | |
| distance = countDown - now; | |
| if(distance > 0){ | |
| var daysElement = document.getElementById('days'), | |
| hoursElement = document.getElementById('hours'), | |
| minutesElement = document.getElementById('minutes'), | |
| secondsElement = document.getElementById('seconds'); | |
| if(daysElement) daysElement.innerText = Math.floor(distance / (day)); | |
| if(hoursElement) hoursElement.innerText = Math.floor((distance % (day)) / (hour)); | |
| if(minutesElement) minutesElement.innerText = Math.floor((distance % (hour)) / (minute)); | |
| if(secondsElement) secondsElement.innerText = Math.floor((distance % (minute)) / second); | |
| } | |
| }, second) | |
| var countDown = new Date('Jan 27, 2024 10:00:00').getTime(), | |
| x = setInterval(function() { | |
| var now = new Date().getTime(), | |
| var distance = countDown - now; | |
| if(distance > 0){ | |
| var daysElement = document.getElementById('days'), | |
| hoursElement = document.getElementById('hours'), | |
| minutesElement = document.getElementById('minutes'), | |
| secondsElement = document.getElementById('seconds'); | |
| if(daysElement) daysElement.innerText = Math.floor(distance / (day)); | |
| if(hoursElement) hoursElement.innerText = Math.floor((distance % (day)) / (hour)); | |
| if(minutesElement) minutesElement.innerText = Math.floor((distance % (hour)) / (minute)); | |
| if(secondsElement) secondsElement.innerText = Math.floor((distance % (minute)) / second); | |
| } | |
| }, second) |
Summary by CodeRabbit
New Features
Bug Fixes